331436444634132 has 48 divisors (see below), whose sum is σ = 807973189591680. Its totient is φ = 105544763365888.

The previous prime is 331436444634091. The next prime is 331436444634149. The reversal of 331436444634132 is 231436444634133.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 741962553 + ... + 742409120.

It is an arithmetic number, because the mean of its divisors is an integer number (16832774783160).

Almost surely, 2^{331436444634132} is an apocalyptic number.

It is an amenable number.

331436444634132 is an abundant number, since it is smaller than the sum of its proper divisors (476536744957548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331436444634132 is a wasteful number, since it uses less digits than its factorization.

331436444634132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484372512 (or 1484372510 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 51.

Subtracting from 331436444634132 its reverse (231436444634133), we obtain a palindrome (99999999999999).

The spelling of 331436444634132 in words is "three hundred thirty-one trillion, four hundred thirty-six billion, four hundred forty-four million, six hundred thirty-four thousand, one hundred thirty-two".